1、 ETSI EN 301 257 V1.2.1 (2004-01)European Standard (Telecommunications series) Private Integrated Services Network (PISN);Specification, functional models and information flows;Recall supplementary serviceISO/IEC 15051 (2003), modifiedETSI ETSI EN 301 257 V1.2.1 (2004-01) 2 Reference REN/ECMA-00251
2、Keywords endorsement, PISN, RES, supplementary service, VPN ETSI 650 Route des Lucioles F-06921 Sophia Antipolis Cedex - FRANCE Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16 Siret N 348 623 562 00017 - NAF 742 C Association but non lucratif enregistre la Sous-Prfecture de Grasse (06) N 7803/88 Impo
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4、e Portable Document Format (PDF). In case of dispute, the reference shall be the printing on ETSI printers of the PDF version kept on a specific network drive within ETSI Secretariat. Users of the present document should be aware that the document may be subject to revision or change of status. Info
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7、tly being registered by ETSI for the benefit of its Members. 3GPPTM is a Trade Mark of ETSI registered for the benefit of its Members and of the 3GPP Organizational Partners. ETSI ETSI EN 301 257 V1.2.1 (2004-01) 3 Intellectual Property Rights IPRs essential or potentially essential to the present d
8、ocument may have been declared to ETSI. The information pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found in ETSI SR 000 314: “Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in respect
9、 of ETSI standards“, which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web server (http:/webapp.etsi.org/IPR/home.asp). Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee can be given as to the ex
10、istence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web server) which are, or may be, or may become, essential to the present document. Foreword This European Standard (Telecommunications series) has been produced by ECMA on behalf of its members and those of the Euro
11、pean Telecommunications Standards Institute (ETSI). The present document is one of a series of standards defining services and signalling protocols applicable to Private Integrated Services Networks (PISN). The series uses the Integrated Services Digital Network (ISDN) concepts as developed by ITU-T
12、 and conforms to the framework of standards for Open Systems Interconnection (OSI) as defined by ISO/IEC. The present document specifies the Recall supplementary service. The present document endorses an International Standard, ISO/IEC 15051. National transposition dates Date of adoption of this EN:
13、 19 December 2003 Date of latest announcement of this EN (doa): 31 March 2004 Date of latest publication of new National Standard or endorsement of this EN (dop/e): 30 September 2004 Date of withdrawal of any conflicting National Standard (dow): 30 September 2004 Endorsement notice The elements of I
14、nternational Standard ISO/IEC 15051 (2003) apply, with the following modifications. ETSI ETSI EN 301 257 V1.2.1 (2004-01) 4 Clause 3 Replace the first paragraph by: The following documents contain provisions which, through reference in this text, constitute provisions of the present document. Refere
15、nces are either specific (identified by date of publication and/or edition number or version number) or non-specific. For a specific reference, subsequent revisions do not apply. For a non-specific reference, the latest version applies. Referenced documents which are not found to be publicly availab
16、le in the expected location might be found at http:/docbox.etsi.org/Reference. Insert the following normative references at the end of clause 3: 9 ETSI EN 300 171: “Private Integrated Services Network (PISN); Service description, functional capabilities and information flows; Circuit-mode 64 kbit/s
17、bearer services ISO/IEC 11574 (2000), modified“. 10 ETSI ETS 300 475-1: “Private Telecommunication Network (PTN); Reference configuration; Part 1: Reference configuration for PTN eXchanges (PTNXs) ISO/IEC 11579-1 (1994), modified“. 11 ETSI EN 300 260: “Private Integrated Services Network (PISN); Spe
18、cification, functional models and information flows; Call transfer supplementary service ISO/IEC 13865 (2003), modified“. Throughout the text of ISO/IEC 15051 Replace references as shown in the table below. Reference in ISO/IEC 15051 Modified reference ISO/IEC 11574 EN 300 171 9 ISO/IEC 11579-1 ETS
19、300 475-1 10 ISO/IEC 13865 EN 300 260 11 Replace the terms “this International Standard“ by “the present document“. ETSI ETSI EN 301 257 V1.2.1 (2004-01) 5 History Document history V1.1.1 October 1998 Publication V1.2.1 August 2003 One-step Approval Procedure OAP 20031219: 2003-08-20 to 2003-12-19 V1.2.1 January 2004 Publication